1. Ben Sira - Noun
2. Ben Sira - Proper noun
an Apocryphal book mainly of maxims (resembling Proverbs in that respect)
Source: WordNet8th–10th centuries Alphabet of Ben Sira is considered to be the oldest form of the story of Lilith as Adam's first wife. Source: Internet
Ben Sira (born c. 170 BCE) warns against it, saying: "You shall have no business with secret things". Source: Internet
Doubtless Ben Sira was thinking of these speculations when he uttered the warning: "Seek not things that are too hard for thee, and search not out things that are above thy strength. Source: Internet